从分析批中5 - 20%课题的有标准品和QC样品的完整的一系列色谱图。
Complete serial chromatograms from 5-20% of subjects, with standards and QC samples from those analytical runs.
用色谱、光谱以及与标准品对照等方法鉴定代谢产物的结构分别为菜子甾醇和豆甾醇。
The products were identified to be brassicasterol and stigmasterol respectively based on their chromatographic and spectral properties as well as by comparison with the authentic samples.
方法：本实验以黄芪甲苷为标准品，采用薄层色谱—分光光度法测定黄芪叶中黄芪甲苷的含量。
Object: To Compare the comtent of Astragaloside IV in different parts of Astragalus membranaceus, Methods: TLC-spectrophotometry was used to determine the comtent of Astragaloside IV.
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